Fits all spools of any size and all filament types. Works best with filament spools.
Fully assembled, no work required. Just drop your spool on them and go!
We use great bearings which creates a consistent free flowing spool that reduces all drag on your 3D printer filament.
3d prints accessories. Biodegradable material so these are very eco friendly.
Very difficult to break these, they can be dropped without worry of breaking.